package com.example.firstapp.activity
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import android.os.Bundle
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import androidx.fragment.app.Fragment
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.navigation.fragment.findNavController
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import com.example.firstapp.R
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import com.example.firstapp.databinding.FragmentFirstBinding
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/**
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* A simple [Fragment] subclass as the default destination in the navigation.
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*/
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class FirstFragment : Fragment() {
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private var _binding: FragmentFirstBinding? = null
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// This property is only valid between onCreateView and
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// onDestroyView.
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private val binding get() = _binding!!
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override fun onCreateView(
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inflater: LayoutInflater, container: ViewGroup?,
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savedInstanceState: Bundle?
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): View {
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_binding = FragmentFirstBinding.inflate(inflater, container, false)
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return binding.root
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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binding.buttonFirst.setOnClickListener {
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findNavController().navigate(R.id.action_FirstFragment_to_SecondFragment)
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}
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}
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override fun onDestroyView() {
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super.onDestroyView()
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_binding = null
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}
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}
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